Noro's Alligator Strategy by Bill Williams
sma1 > sma2 and sma2 > sma3 - to open a long position (and to close a short position)
sma1 < sma2 and sma2 < sma3 - to open a short position (and to close a long position)
sma1 < sma2 and sma2 < sma3 - to open a short position (and to close a long position)
